package com.zp.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

/**
 * @author zhangpeng
 * @create 2020/11/2 20:18
 */
public class ListValsConstraintValidator implements ConstraintValidator<ListVals, Integer> {

    private Set<Integer> set = new HashSet<> ();

    @Override
    public void initialize(ListVals constraintAnnotation) {
        int[] vals = constraintAnnotation.vals ();
        for (int val : vals) {
            set.add (val);
        }
    }

    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        return set.contains (value);
    }
}
